From c484829272cd13a738e35412498e12f2c9a194ac Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Mon, 15 Apr 2024 07:48:59 +0200
Subject: Adding upstream version 0.19.2.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 src/parser/parser_test_numeric.cpp | 105 +++++++++++++++++++++++++++++++++++++
 1 file changed, 105 insertions(+)
 create mode 100644 src/parser/parser_test_numeric.cpp

(limited to 'src/parser/parser_test_numeric.cpp')

diff --git a/src/parser/parser_test_numeric.cpp b/src/parser/parser_test_numeric.cpp
new file mode 100644
index 0000000..b16ed9a
--- /dev/null
+++ b/src/parser/parser_test_numeric.cpp
@@ -0,0 +1,105 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+
+#include "test_global.hpp"
+#include "numeric_parser.hpp"
+
+#include <cassert>
+#include <iostream>
+#include <vector>
+#include <limits>
+
+using namespace orcus;
+using std::cout;
+using std::endl;
+
+namespace {
+
+struct check
+{
+    std::string_view str;
+    double expected;
+};
+
+const double invalid = std::numeric_limits<double>::quiet_NaN();
+
+template<typename ParserT>
+bool run_checks(const std::vector<check>& checks)
+{
+    for (const check& c : checks)
+    {
+        ParserT parser(c.str.data(), c.str.data() + c.str.size());
+        double v = parser.parse();
+
+        if (std::isnan(c.expected))
+        {
+            if (!std::isnan(v))
+            {
+                cout << "'" << c.str << "' was expected to be invalid, but parser parsed as if it was valid." << endl;
+                return false;
+            }
+        }
+        else
+        {
+            if (v != c.expected)
+            {
+                cout << "'" << c.str << "' was expected to be parsed as (" << c.expected << "), but the parser parsed it as (" << v << ")" << endl;
+                return false;
+            }
+        }
+    }
+
+    return true;
+}
+
+}
+
+void test_generic_number_parsing()
+{
+    using parser_type = detail::numeric_parser<detail::generic_parser_trait>;
+
+    std::vector<check> checks = {
+        { "-6.e3", -6e3 },
+        { "true", invalid },
+        { "1", 1.0 },
+        { "1.0", 1.0 },
+        { "-1.0", -1.0 },
+        { "-01", -1.0 },
+        { "2e2", 200.0 },
+        { "1.2", 1.2 },
+        { "-0.0001", -0.0001 },
+        { "-0.0", 0.0 },
+        { "+.", invalid },
+        { "+e", invalid },
+        { "+e1", invalid },
+        { "+ ", invalid },
+        { "- ", invalid }
+    };
+
+    assert(run_checks<parser_type>(checks));
+}
+
+void test_json_number_parsing()
+{
+    using parser_type = detail::numeric_parser<detail::json_parser_trait>;
+
+    std::vector<check> checks = {
+        { "-01", invalid }, // Leading zeros are invalid.
+    };
+
+    assert(run_checks<parser_type>(checks));
+}
+
+int main()
+{
+    test_generic_number_parsing();
+    test_json_number_parsing();
+
+    return EXIT_SUCCESS;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
-- 
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